Effect of heat treatment on austenite grain size of SAE4320 steel
Xu Shangcheng, Zhou Lixin, Zhang Zhicheng, Li Desheng, Wang Zhigang, Xiao Aiping
Heat Treatment of Metals . 2014, (11): 111 -113 .  DOI: 10.13251/j.issn.0254-6051.2014.11.027